Update Roadmap.md

RoadMap.md

@@ -16,6 +16,8 @@
 - author & date shinanigans
  - sometimes papers are not found because not all authors are listed as such on google scholar
  - same goes for the date
+ - another failure source: discrepancy between title that GS lists and Zoteros title field
+ - remove stop words from titles?
  - **solution/workaroud**
  - depends on the ability to redo requests at will
  - start with dropping the date